Home / 106,606.30-147,118.99-58,862.67

Finding the Fourth Proportional to 106,606.30, 147,118.99 and 58,862.67

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Solution

The fourth proportional to 106,606.30, 147,118.99 and 58,862.67 is: 81,231.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,606.30 : 147,118.99 = 58,862.67 : x
  2. Step 2: Convert to fraction form
    106,606.30/147,118.99 = 58,862.67/x
  3. Step 3: Cross multiply
    106,606.30x = 147,118.99 × 58,862.67
  4. Step 4: Simplify right side
    106,606.30x = 8,659,815,676.35
  5. Step 5: Solve for x
    x = 8,659,815,676.35/106,606.30
  6. Step 6: Final answer
    x = 81,231.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.